What it’s like to stand here
K2-290 b
weight
1.16 g
sun
16.3× wider
sky
bright white

Illustration computed from this world’s measured and derived values, not a photograph.

Sub-Neptune

K2-290 b

Transit: spotted by the tiny, repeating dip in its star’s light each time the planet crosses in front of it.

K2-290
host star
3.06 R⊕
radius
10.90 M⊕
mass · measured
9.2 days
orbital period
957°C (1754°F)
avg temp
What it's like to stand here
1.16 g
your weight (measured mass)
9.2 days
one year, in Earth time
16.3× wider
how big its sun looks vs ours
bright white
midday sky tint
0.9×
how high you could jump vs Earth
likely
likely tidally locked: probably eternal day on one side, night on the other
How long to get there · 890 ly away
Jet airliner
1.1 billion years
dies en route1000-yr cryo: fails
Parker Solar Probethe fastest craft ever built
1.4 million years
dies en route1000-yr cryo: fails
Light speed
890 years
dies en route1000-yr cryo: survives
Warp 10
325 days
arrives thriving
Folding spacetime
instant
arrives thriving
Size vs Earth
EarthK2-290 b is 3.1× the width of Earth
Explore from here · roam the neighborhood
Host star
Triple system
K2-290
6302 K host star · 2 planets
Explore →
Sibling worlds in this system

Zoom out: star → system → (soon) galaxy arm, host black hole, and a real image of the host galaxy.

Can you see it tonight? · observe
SMALL TELESCOPE NEEDED
Host-star brightnessmag 11.1
ConstellationLibra
To see the host star4-6" (100-150 mm) telescope
Gear bridge

Matched telescope & eyepiece recommendations are coming. Any product links will carry a clear affiliate disclosure.

Illustration generated from K2-290 b's confirmed parameters, not a photograph.